Tap water hardness in TI
We have published hardness data for 16 cities in TI. The median is 10.9 °fH; the hardest water is in Riva San Vitale (30 °fH), the softest in Locarno (2 °fH).
38 % of these cities have hard or very hard water (over 120 mg/L).
Cities in TI, hardest first
| °fH | mg/L | ||
|---|---|---|---|
| Riva San Vitale | 30 | 300 | very hard |
| Mendrisio | 26 | 260 | very hard |
| Novazzano | 26 | 260 | very hard |
| Castel San Pietro | 17.4 | 174 | hard |
| Arogno | 14.8 | 148 | hard |
| Manno | 12.5 | 125 | hard |
| Lugano | 11.9 | 119 | moderately hard |
| Muzzano | 11.8 | 118 | moderately hard |
| Morcote | 10 | 100 | moderately hard |
| Cadempino | 9 | 90 | moderately hard |
| Collina d'Oro | 8.9 | 89 | moderately hard |
| Pura | 8.6 | 86 | moderately hard |
| Massagno | 4.1 | 41 | soft |
| Bellinzona | 3.1 | 32 | soft |
| Brissago | 2.1 | 21 | soft |
| Locarno | 2 | 20 | soft |